D'un matin de printemps

Recording by Lili Boulanger.

Recording identifiers

ISRC
GBLWD9909104
CopyrightID (CopyrightChains transaction hash)
0xaa78c201b7b5f73c043f8fd827da5feac190e9201f31049e5b31e4e180f2d0e1
Copyright registration time
2026-06-08T12:52:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:0035879624ef42bf8287918b6ca1e2bf69f9806bd56f5c84f8ba87adebb70bdf

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.